EPA 609 Questions With Verified Answers | Latest Update

EPA 609 Questions With Verified Answers | Latest Update Lifetime of CFCs is believed to range from _____ years? - ANSWER 2 to 100 For determining the Ozone Depletion Potential ________ having been assigned a factor of 1? - ANSWER CFC-11 Ester-based synthetic oils can be mixed with other oils? - ANSWER False Since ________, it is no longer legal for CFCs to be manufactured or imported into the United States? - ANSWER January 1, 1996 Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants? - ANSWER November 15, 1995 Ozone at ground level ans at Stratosphere is a harmful pollutant? - ANSWER False A refillable refrigerant cylinder must not be filled above ______ of its full capacity? - ANSWER 80% Each chlorine ion can able to destroy ______ ozone mole? - ANSWER 100,000 R-134a is a chlorine-free refrigerant? - ANSWER True MVAC systems being disposed must be evacuated to _____ of mercury before being scrapped? - ANSWER 4 inches Ozone layer absorbs and scatters ________ from the sun? - ANSWER Ultraviolet light An award of up to ______ may be paid to a person supplying information that leads to a penalty against a technician who is intentionally venting? - ANSWER 10,000 Every refrigerant cylinder need not be protected by some type of pressure relief device? - ANSWER False Ozone molecule consists of ______ atoms of oxygen? - ANSWER Three CFCs are highly reactive in _____ of atmosphere? - ANSWER Lower level Over the road refrigeration units and R-22 (HCFC) ai